Connecting to boards with an 8255 Chip

Keithley MetraByte PIO-24 board; Measurement Computing CIO-DIO24 and CIO-DIO24H boards; and National Instruments PC-DIO-24, PC-DIO-96, and DAQCard-1200 offer several ways to connect Embed channels to the electrical connector terminals. These boards are capable of 24 channels of digital I/O, and can be configured as all digital inputs, all digital outputs, or byte-wise combinations of both. The DIO24 can be configured as all input channels; all output channels; or 12 input and 12 output channels.